| 摘要 |
A transmission mechanism including a seesaw balanced in a box inside a decorative housing and coupled to the power output shaft of a music box inside the housing by a crankshaft, and two tappet rods coupled to two opposite ends of the seesaw to support a respective ornament outside the housing, wherein the tappet rods with the ornaments are alternatively reciprocated when the music box is operated to produce certain tunes and to simultaneously rotate the crankshaft in oscillating the seesaw back and forth.
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